It has been claimed that most invertebrates do not feel pain, but invertebrates, especially decapod crustaceans (such as crabs and red-spotted shrimp) and cephalopods (such as octopus), are behavioral and Capacity for this experience, showing a physiological response.
Which animal can live without a brain?
Other animals that survive without a brain include sea stars, sea cucumbers, sea urchins, sea urchins, sea anemones, squirting, sea sponges, corals, and Portuguese man-of-war. The brain is basically what happens when a large group of nerve cells, called neurons, form one large cluster. 24мая 2016г.
Can animals feel suffering?
Animals do not feel pain like humans. From a physiological point of view, mammals and humans treat pain in the same way. Myth # 2. In many cases, animals "look" to tolerate more pain than humans.
Which animal has neither a brain nor a heart?
A jellyfish is an animal without a brain or heart.
Do real fish feel pain?
Summary: According to a team of neurobiologists, behavioral ecologists, and fisheries scientists, fish do not feel as painful as humans. Researchers conclude that fish do not have the neurophysiological ability to consciously recognize pain. Fish do not feel pain like humans. 2013г.
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What is the meaning of the term 'harmony'?Does sponges have a brain?